Papa wili, papa hoʻokiʻekiʻe (hydraulic)
ʻO ka papaʻaina wili hana kokoke i ka noho mīkini hana, e hānai ana i ka'āpana'ōwili i loko o ka wili ma mua a ma hope o ka noho mīkini hana, hopu i ka'āpana'ōwili ma hope o ka'ōwiliʻana, a hoʻi i ka'ōwili'ōwili no ka'ōwili a hiki i ka pauʻana o ka huahana a hoʻounaʻia. i ke kaʻina hana aʻe. Ua māhele ʻia ka papa ʻaina hana i loko o ka papa ʻaina papa, ka papa ʻaina hana nui a me ka papa ʻaina hana kōkua. kokoke i ka papa hana.Hānai ia i nā ʻāpana ʻōwili i loko o ka wili a ʻae i nā ʻāpana ʻōwili.No laila, he papaʻaina huila e komo pinepine i ka hana, no laila ua kapaʻiaʻo ia ka papaʻaina hana nui. Keʻoi aku ka lōʻihi o ka'āpana'ōwili ma mua o ka papaʻaina hana nui, komo kekahi hui o nā wili hana i ka hana.ʻO kēia pūʻulu o nā wili i kapa ʻia ʻo ka papa ʻaina hana kōkua, a i ʻole ka papa ʻaina lōʻihi.ʻO kekahi ʻaoʻao o ka ʻāpana ʻōwili i kapa ʻia ʻo ka papa ʻaina hoʻokomo, a ʻo ka ʻaoʻao ʻē aʻe i kapa ʻia ka papa ʻaina puka.ʻO ia hoʻi, mai ka umu wela a hiki i ka wili wela ua kapa ʻia ʻo ka papa ʻaina hoʻokomo, mai ka wili wela a hiki i ke kaʻina hana aʻe i kapa ʻia ʻo ka papa ʻaina puka puka, a ʻo ka ʻaoʻao hoʻonui ma nā ʻaoʻao ʻelua o ka papa hoʻopuka a me ka papa hoʻokomo. pākaukau ʻōwili lōʻihi.
Hoʻohana nui ʻia nā lako hana o ka ʻoihana i nā wili wili, hiki i nā mea hana ke hana i ka bar, uea, ke kila, ka hao hao, nā huahana mai 10,000 tons / makahiki a i 500,000 tons / makahiki:
